Oil Pressure Readings - TM-9-2520-254-340110

NOTE

(2) The test stand must include means for

Certain pressures vary over a wide range

driving the transmission, instruments and controls

because they are influenced by several

for measuring and regulating the input torque and

factors; speed, range in operation, lockup

speed, an oil cooler which can be connected to the

or converter operation, and position of

transmission, and linkage to control the manual

transmission throttle lever influence

selector and throttle lever shafts.

pressures. All pressures are based on

(3) A suitable method of locking the trans-

normal (180 to 200 F.) transmission

mission output shaft must be provided.

operating temperature.

c. Transmission Test Data Log Sheet. A simple

transmission test log sheet for recording per-

5-62. Tests

formance data is illustrated in figure 5-141.

a. Warmup.

5-61. Oil Pressure Readings

Use the oil pressures listed in table 5-1 as normal

values in testing the transmission.